IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

i have one file having 100 of records? i want to display it like 20 records in one column and 20 records in another column total 40 records per page ? how ?

EDS,

2 6959

where will u see joblog ?

Syntel,

2 5921

by using xpeditor if i want to debug the sub pgm ? how canu code in xped for main pgm and sub pgm ? wht is the debugging process ?

Syntel,

1 4068

how can we retrieve the 100 records of the file ?

IBM,

2 8414

wht happens if blksize = 0 and lrec = 0 ?

TCS,

1 14503

in cobol perform stmt whether it first checks the condition or not

9 12448

how you read control card into array?

HCL,

3 12753

i'm getting error while editing macro, its not even entering into the macro, getting error like 31 *-* "EDIT DATASET('"DSN"("MEM")') MACRO("CHGLINE")" +++ RC(-3) +++ ? any idea why?

1 4844

what error do we get in prodution support and questions on production support

2 23229

01 a pic x(6) value is abcdef 01 b pic x(3) move a to b wht will be the value in b ?

Patni,

3 8117

01 a pic 9(6) value is 123456 01 b pic 9(3) move a to b wht will be the value ?

Patni,

6 11551

01 a pic 9(3) value is 123 01 b pic 9(6) move a to b wht will be the value ? and 01 a pic x(6) value is abc 01 b pic x(3) move a to b wht will be the value ?

Patni,

7 11114

where do we use dyanamic call ? and where do we use static call pls give any example pls ?

Patni,

3 7578

01 a pic 9(9v99) 01 b pic 9(9.99) wht will be the stored vales in both cases

Patni,

6 12527

what happens if job falls in loop ? how to resolve it ?

Patni,

3 10963

Un-Answered Questions { IBM MainFrame }

What is a junction record in idms?

921

What is the difference between general testing and mainframe testing?

1110

which is more efficient, level 77 or 01?

1038

Can you define commarea?

974

How to resolve deadlock issue

20113

what are the common errors that occured while programming in AS/400?

1530

Name the statement which can be used to send data to another mvs jes3 node?

1176

What is view db2?

1065

Does jcl support automatic restart?

1226

I want to join to input files and write the matching fields on to an output file but i dont want the output file a sorted one

2448

How can unused space allocation be returned to the system when a dataset is closed?

1487

How can the firstname and the lastname from the emp table be concatenated to generate complete names?

1274

can you please let me know if there is any walkins for COBOL/PLI/DB2/IMS/JCL in pune other than IBM and ITC infotech

2426

What is a page in idms?

857

What is a scope terminator give example?

1107

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